julia> 2147483647+1 2147483648 jconsole
2147483647+1 2147483648 Was something different expected? On Fri, Jan 24, 2014 at 12:31 PM, Devon McCormick <[email protected]> wrote: > What's 2147483647+1 in Julia? > > > On Fri, Jan 24, 2014 at 10:07 AM, Joe Bogner <[email protected]> wrote: > >> My experience with python is that it's difficult to set up an scipy >> environment on windows. There are packaged solutions, like Anaconda[1] >> that simplify it greatly, but it's still a 340MB download. I've >> installed all the packages manually before and dealt with the >> dependencies. It probably took about an hour of trial and error. My >> install folder is 800MB >> >> It works well once it's up and running. I haven't had it break, but >> I'm also afraid to update anything. Fortunately, it's a relatively >> complete environment for what I'm using it for. >> >> I would not want to try and push it out to a team. >> >> R just works and it's package manager has never let me down. It's easy >> to update packages and the dependencies are resolved. It's generally >> fast enough for what I'm doing. >> >> I've played with Julia on and off over the past year and it's looking >> more and more like a useful platform. There wasn't a pre-built 64-bit >> binary as-of 6 months ago. It was released about 4 months ago. I read >> this article yesterday that re-invigorated my interest. >> http://www.evanmiller.org/why-im-betting-on-julia.html As a language >> geek, it's neat to see what's really happening under the hood. It's >> array handling is fairly clean >> (http://docs.julialang.org/en/latest/manual/arrays/) >> >> >> julia> [1 2 3] + 1 >> 1x3 Array{Int32,2}: >> 2 3 4 >> >> julia> [1 2 3] + [2 3 4] >> 1x3 Array{Int32,2}: >> 3 5 7 >> >> This made me cringe... Probably a slightly nicer way to do it: >> >> julia> map(x->length(x) > 0 ? first(x) : -1, map((y) -> find((x) -> >> x==y,[1,2,3] >> ),[1,2,5,1])) >> >> 4-element Array{Int32,1}: >> 1 >> 2 >> -1 >> 1 >> >> Compared to >> >> (1 2 3) i. (1 2 5 1) >> 0 1 3 0 >> >> Sidenote: (Julia arrays are 1-based and I substituted -1 instead of >> length for not found): >> >> That being said, it does have coroutines and worker processes, >> http://docs.julialang.org/en/latest/manual/parallel-computing/ >> >> [1] - http://continuum.io/downloads >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm >> > > > > -- > Devon McCormick, CFA > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
